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April 19, 2017 1:03 PM
Introducing SSL for SaaS
If you’re running a SaaS company, you know how important it is that your application is performant, highly available, and hardened against attack. ...
April 14, 2017 3:00 PM
Understanding Our Cache and the Web Cache Deception Attack
About a month ago, security researcher Omer Gil published the details of an attack that he calls the Web Cache Deception attack. It works against sites that sit behind a reverse proxy (like Cloudflare) and are misconfigured in a particular way....
April 13, 2017 8:34 PM
Cloudflare Rate Limiting - Insight, Control, and Mitigation against Layer 7 DDoS Attacks
Today, Cloudflare is extending its Rate Limiting service by allowing any of our customers to sign up. Our Enterprise customers have enjoyed the benefits of Cloudflare’s Rate Limiting offering for the past several months. ...
April 12, 2017 3:06 PM
Changing Internet Standards to Build A Secure Internet
We’ve been working with registrars and registries in the IETF on making DNSSEC easier for domain owners, and over the next two weeks we’ll be starting out by enabling DNSSEC automatically for .dk domains....
March 15, 2017 2:00 PM
Introducing Zero Round Trip Time Resumption (0-RTT)
Cloudflare’s mission is to help build a faster and more secure Internet. Over the last several years, the Internet Engineering Task Force (IETF) has been working on a new version of TLS, the protocol that powers the secure web....
March 01, 2017 3:27 PM
Quantifying the Impact of "Cloudbleed"
Last Thursday we released details on a bug in Cloudflare's parser impacting our customers. It was an extremely serious bug that caused data flowing through Cloudflare's network to be leaked onto the Internet....
February 23, 2017 11:01 PM
Incident report on memory leak caused by Cloudflare parser bug
Last Friday, Tavis Ormandy from Google’s Project Zero contacted Cloudflare to report a security problem with our edge servers. He was seeing corrupted web pages being returned by some HTTP requests run through Cloudflare....
February 16, 2017 9:52 PM
You can now use Google Authenticator and any TOTP app for Two-Factor Authentication
Since the very beginning, Cloudflare has offered two-factor authentication with Authy, and starting today we are expanding your options to keep your account safe with Google Authenticator and any Time-based One Time Password (TOTP) app of your choice....
February 15, 2017 12:49 AM
NCC Group's Cryptography Services audits our Go TLS 1.3 stack
The Cloudflare TLS 1.3 beta is run by a Go implementation of the protocol based on the Go standard library, crypto/tls. ...
February 14, 2017 6:04 PM
Want to see your DNS analytics? We have a Grafana plugin for that
Curious where your DNS traffic is coming from, how much DNS traffic is on your domain, and what records people are querying for that don’t exist? We now have a Grafana plugin for you.
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February 07, 2017 7:31 PM
Cloudflare Crypto Meetup #5: February 28, 2017
Come join us on Cloudflare HQ in San Francisco on Tuesday, Febrary 28, 2017 for another cryptography meetup. We again had a great time at the last one, we decided to host another. It's becoming a pattern....
February 06, 2017 9:43 PM
DDoS Ransom: An Offer You Can Refuse
Cloudflare has covered DDoS ransom groups several times in the past. First, we reported on the copycat group claiming to be the Armada Collective and then not too long afterwards, we covered the "new" Lizard Squad....
February 01, 2017 2:57 PM
TLS 1.3 explained by the Cloudflare Crypto Team at 33c3
Nick Sullivan and I gave a talk about TLS 1.3 at 33c3, the latest Chaos Communication Congress. The congress, attended by more that 13,000 hackers in Hamburg, has been one of the hallmark events of the security community for more than 30 years....
January 30, 2017 7:46 PM
Firebolt: the fastest, safest ads on the web
Cloudflare’s mission is to help build a better Internet. That means a faster, more secure, open Internet world-wide. We have millions of customers using our services like free SSL, an advanced WAF....